package com.sky.mapper;

import com.sky.entity.SetmealDish;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface SetmealDishMapper {
   @Select("select * from setmeal_dish where dish_id=#{id}")
   SetmealDish selectByDishId(Long id);

   /**
    * 批量保存套餐和菜品的关联关系
    *
    * @param setmealDishes
    */
   void insertBatch(List<SetmealDish> setmealDishes);

   /**
    * 根据套餐id删除套餐和菜品的关联关系
    *
    * @param setmealId
    */
   @Delete("delete from setmeal_dish where setmeal_id = #{setmealId}")
   void deleteBySetmealId(Long setmealId);

   /**
    * 根据菜品id查询对应的套餐id
    *
    * @param dishIds
    * @return
    */
   //select setmeal_id from setmeal_dish where dish_id in (1,2,3,4)
   List<Long> getSetmealIdsByDishIds(List<Long> dishIds);
}
